From b4eb2e173c6636f436dda16052e863faad0379ff Mon Sep 17 00:00:00 2001
From: Jack Ha <jackha@gmail.com>
Date: Thu, 1 Feb 2018 10:49:02 +0100
Subject: [PATCH] CURA-4425 fix multiple objects in snapshot; the
 AxisAlignedBox is supposed to be read-only

---
 cura/Snapshot.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cura/Snapshot.py b/cura/Snapshot.py
index 83881dbdee..dc60f4ffda 100644
--- a/cura/Snapshot.py
+++ b/cura/Snapshot.py
@@ -30,7 +30,7 @@ class Snapshot:
                 if bbox is None:
                     bbox = node.getBoundingBox()
                 else:
-                    bbox += node.getBoundingBox()
+                    bbox = bbox + node.getBoundingBox()
         if bbox is None:
             bbox = AxisAlignedBox()
         look_at = bbox.center